CPC Subgroup
E01H 3/04 Fixed devices, e.g. permanently- installed flushing means (; hydrants E03B9/00)
Full Title
Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices (combined with removal of undesirable matter E01H1/00; spray heads, other outlets B05B ) > Fixed devices, e.g. permanently- installed flushing means (; hydrants E03B9/00)